| All Patents in class 81/177.75 |
Patents 1 -
10
of 28
      |
| Picture | Number | Date | Patentee | Title |
 | 751,055 | Feb. 02, 1904 | C. Contal | Ratchet Screw Key |
| | 905,070 | Nov. 24, 1908 | J.D. Heck | Wrench and Tool Holder |
 | 952,435 | Mar. 15, 1910 | C. Miller | Socket Wrench |
 | 990,382 | Apr. 25, 1911 | H.R. Palmer | Socket-Wrench |
 | 1,167,948 | Jan. 11, 1916 | L.S. Starrett, J.A. Adell | Ratchet wrench |
 | 1,239,847 | Sep. 11, 1917 | G. Townill | Universal Screw-Driver |
 | 1,318,176 | Oct. 07, 1919 | P.M. Quint, M. Quint | Wrench |
 | 1,361,130 | Dec. 07, 1920 | P. York | Wrench |
 | RE15,093 | Apr. 26, 1921 | G.R. Fullenwider | Angular Socket Wrench |
| | 1,395,436 | Nov. 01, 1921 | F.K. Lawrence | Turning Tool |
